<template>
  <div class="article">
    <el-card>
      <template #header>
        <el-breadcrumb separator-class="el-icon-arrow-right">
          <el-breadcrumb-item :to="'/home'">首页</el-breadcrumb-item>
          <el-breadcrumb-item>内容管理</el-breadcrumb-item>
        </el-breadcrumb>
      </template>
      <el-form label-width="100px">
        <el-form-item label="状态：">
          <!-- 单选框组件 -->
          <el-radio-group v-model="form.status">
            <el-radio :label="null">全部</el-radio>
            <el-radio :label="0">草稿</el-radio>
            <el-radio :label="1">待审核</el-radio>
            <el-radio :label="2">审核通过</el-radio>
            <el-radio :label="3">审核失败</el-radio>
            <el-radio :label="4">待删除</el-radio>
          </el-radio-group>
        </el-form-item>
        <!-- 频道组件 -->
        <el-form-item label="频道：">
          <el-select placeholder="请选择" v-model="form.channel_id">
            <el-option
              v-for="item in channelsList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            ></el-option>
          </el-select>
        </el-form-item>
        <!-- 日期组件 -->
        <el-form-item label="日期：">
          <el-date-picker
            style="width:400px"
            v-model="form.picker"
            type="daterange"
            range-separator="至"
            start-placeholder="开始日期"
            end-placeholder="结束日期"
          >
          </el-date-picker>
        </el-form-item>
        <!-- 筛选按钮 -->
        <el-form-item>
          <el-button type="primary" @click="submit">筛选</el-button>
        </el-form-item>
      </el-form>
    </el-card>
    <!-- 文章类别 -->
    <el-card>
      <template #header>
        根据筛选条件共查询到 18 条结果
      </template>
      <el-table :data="list">
        <el-table-column label="封面">
          <template v-slot="scope">
            <img class="cover" :src="scope.row.cover.images[0]" alt="" />
          </template>
        </el-table-column>
        <el-table-column label="标题" prop="title"></el-table-column>
        <el-table-column label="状态">
          <template v-slot="scope" prop="status">
            {{ scope.row.status === 2 ? '审核通过' : '审核不通过' }}
          </template>
        </el-table-column>
        <el-table-column label="发布时间" width="320px">
          <template v-slot="scope">
            {{ scope.row.pubdate }}
          </template>
        </el-table-column>
        <el-table-column label="阅读数" prop="read_count"></el-table-column>
        <el-table-column label="评论数" prop="comment_count"></el-table-column>
        <el-table-column label="点赞数" prop="like_count"></el-table-column>
        <el-table-column label="操作" width="300px">
          <template v-slot="scope">
            <div>
              <span>{{ scope.$index }}</span>
              <el-button type="primary" icon="el-icon-edit" circle></el-button>
              <el-button
                type="danger"
                icon="el-icon-delete"
                circle
                @click="list.splice(scope.$index, 1)"
              ></el-button>
            </div>
          </template>
        </el-table-column>
      </el-table>
    </el-card>
  </div>
</template>

<script>
// 引入频道列表api
import { channels, mpArticles } from '@/api/index.js'
export default {
  data () {
    return {
      form: {
        picker: [], // [起始时间，结束时间]
        status: '', //	否		文章状态，0-草稿，1-待审核，2-审核通过，3-审核失败，不传为全部
        channel_id: '', //	是		不传为全部
        begin_pubdate: '', //	否		起始时间
        end_pubdate: '', //	否		截止时间
        page: 1, //	否		页码 默认为1页
        per_page: 10 //	否		每页数量 不传为默认
      },
      channelsList: [], //  频道列表
      list: []
    }
  },
  watch: {
    'form.picker': {
      handler (newVal, oldVal) {
        console.log('只改变了：', newVal)
        if (newVal.length === 2) {
          this.form.begin_pubdate = newVal[0]
          this.form.end_pubdate = newVal[1]
        }
      },
      deep: true
    }
  },
  async created () {
    const res = await channels()
    this.channelsList = res.data.channels
    console.log('频道：', res)
  },
  methods: {
    async submit () {
      const res = await mpArticles(this.form)
      console.log('文章列表：', res)
      this.list = res.data.results
    }
  }
}
</script>

<style lang="less" scoped>
.cover {
  width: 50px;
}
</style>
